diff options
Diffstat (limited to 'libconfig/.svn/text-base/BuffIO.m.svn-base')
-rw-r--r-- | libconfig/.svn/text-base/BuffIO.m.svn-base | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/libconfig/.svn/text-base/BuffIO.m.svn-base b/libconfig/.svn/text-base/BuffIO.m.svn-base new file mode 100644 index 0000000..f7a5408 --- /dev/null +++ b/libconfig/.svn/text-base/BuffIO.m.svn-base @@ -0,0 +1,96 @@ +/* + * Copyright (c) 1998, Brian Cully <shmit@kublai.com> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The names of contributers to this software may not be used to endorse + * or promote products derived from this software without specific + * prior written permission. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT + * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, + * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "BuffIO.h" + +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> +#include <sys/mman.h> +#include <sys/stat.h> +#include <unistd.h> + +@implementation BuffIO +-init: (const char *)fileName +{ + struct stat sb; + int confFd; + + confFd = open(fileName, O_RDONLY, 0); + if (confFd == -1) { + fprintf(stderr, "ERROR: couldn't open config file %s: %s.\n", + fileName, strerror(errno)); + return nil; + } + if (fstat(confFd, &sb) == -1) { + fprintf(stderr, "ERROR: couldn't stat config file %s: %s.\n", + fileName, strerror(errno)); + return nil; + } + fileLen = sb.st_size; + file = mmap(NULL, fileLen, PROT_READ, MAP_PRIVATE, confFd, 0); + if (file == MAP_FAILED) { + fprintf(stderr, "ERROR: couldn't mmap config file %s: %s.\n", + fileName, strerror(errno)); + return nil; + } + close(confFd); + + curOff = file; + EOL = '\n'; + + return self; +} + +-free +{ + munmap(file, fileLen); + return [super free]; +} + +-(char *) +getCurOff +{ + return curOff; +} + +-(off_t) +getLength +{ + return fileLen; +} + +-setEOL: (char)delim +{ + EOL = delim; + return self; +} +@end |